2904688213

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{87011}}^1$

素因数の和:87288

約数の個数: 16

約数和(自身を含む): 3508323840

約数和(自身を除く): 603635627

約数列:

[1, 7, 19, 133, 251, 1757, 4769, 33383, 87011, 609077, 1653209, 11572463, 21839761, 152878327, 414955459, 2904688213]

約数ペア:

[(1, 2904688213), (7, 414955459), (19, 152878327), (133, 21839761), (251, 11572463), (1757, 1653209), (4769, 609077), (33383, 87011)]